GB2076589B - Electron-beam shaping apparatus - Google Patents

Electron-beam shaping apparatus

Info

Publication number
GB2076589B
GB2076589B GB8114536A GB8114536A GB2076589B GB 2076589 B GB2076589 B GB 2076589B GB 8114536 A GB8114536 A GB 8114536A GB 8114536 A GB8114536 A GB 8114536A GB 2076589 B GB2076589 B GB 2076589B
Authority
GB
United Kingdom
Prior art keywords
electron
beam shaping
shaping apparatus
shaping
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB8114536A
Other versions
GB2076589A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Raytheon Co
Original Assignee
Hughes Aircraft Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hughes Aircraft Co filed Critical Hughes Aircraft Co
Publication of GB2076589A publication Critical patent/GB2076589A/en
Application granted granted Critical
Publication of GB2076589B publication Critical patent/GB2076589B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/30—Electron-beam or ion-beam tubes for localised treatment of objects
    • H01J37/3002—Details
    • H01J37/3007—Electron or ion-optical systems

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Electron Beam Exposure (AREA)
GB8114536A 1980-05-19 1981-05-12 Electron-beam shaping apparatus Expired GB2076589B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US15103080A 1980-05-19 1980-05-19

Publications (2)

Publication Number Publication Date
GB2076589A GB2076589A (en) 1981-12-02
GB2076589B true GB2076589B (en) 1985-03-06

Family

ID=22537042

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8114536A Expired GB2076589B (en) 1980-05-19 1981-05-12 Electron-beam shaping apparatus

Country Status (2)

Country Link
FR (1) FR2482780A1 (en)
GB (1) GB2076589B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0381912B1 (en) * 1989-02-09 1994-03-09 Balzers Aktiengesellschaft Method to centre an electron beam

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1281982A (en) * 1960-11-23 1962-01-19 Csf Deflection modulator for cathode ray tubes
US3473077A (en) * 1967-12-29 1969-10-14 Stromberg Carlson Corp Shaped beam cathode ray tube
US3501673A (en) * 1968-04-29 1970-03-17 Stromberg Datagraphix Inc Variable magnification cathode ray tube
US3579014A (en) * 1968-08-19 1971-05-18 Stromberg Datagraphics Inc Shaped beam tube having fine mesh closely adjacent substantially rectangular trim aperture
JPS5251871A (en) * 1975-10-23 1977-04-26 Rikagaku Kenkyusho Projecting method for charge particle beams

Also Published As

Publication number Publication date
FR2482780A1 (en) 1981-11-20
GB2076589A (en) 1981-12-02
FR2482780B1 (en) 1985-01-04

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930512